8000 doc: correct description of libpq's PQsetnonblocking() mode · postgrespro/postgres@57d6a19 · GitHub
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    doc: correct description of libpq's PQsetnonblocking() mode
    Reported-by: Yugo NAGATA Discussion: https://postgr.es/m/20210713115949.702986955f8ccf23fa81073c@sraoss.co.jp Backpatch-through: master
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    ‎doc/src/sgml/libpq.sgml

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    @@ -5316,11 +5316,12 @@ int PQsetnonblocking(PGconn *conn, int arg);
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    </para>
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    <para>
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    In the nonblocking state, calls to
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    In the nonblocking state, successful calls to
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    <xref linkend="libpq-PQsendQuery"/>, <xref linkend="libpq-PQputline"/>,
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    <xref linkend="libpq-PQputnbytes"/>, <xref linkend="libpq-PQputCopyData"/>,
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    and <xref linkend="libpq-PQendcopy"/> will not block but instead return
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    an error if they need to be called again.
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    and <xref linkend="libpq-PQendcopy"/> will not block; their changes
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    are stored in the local output buffer until they are flushed.
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    Unsuccessful calls will return an error and must be retried.
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    </para>
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    <para>

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